Bipolar Spectrum Disorder is rare among children. But for parents who may have concerns about their youngster’s behavior, Dr. Ellen Leibenluft talks about possible warning signs. Dr. Leibenluft is Senior Investigator and Chief of the Bipolar Spectrum Disorder Section at the National Institute of Mental Health.

Jamie Johnston from the Degrassi television series talks about drug addiction after his character "Peter" experiments with methamphetamine.